Public bug reported:
When delete image from Glance and if the image is still in use in RBD,
Glance will raise 500 error as below:
====================================================================================
2016-02-26 14:23:42.849 2190 ERROR glance.common.wsgi
[req-e1ca13af-7662-4122-a3a0-f64e8d75e6c1 79f60e6ab1bf4b2fbe7987c6c2b57e63
94b566de52f9423fab80ceee8c0a4a23 - - -] Caught error: The image cannot be
deleted because it is in use through the backend store outside of Glance.
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi Traceback (most recent
call last):
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/wsgi.py",
line 881, in __call__
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi request,
**action_args)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/wsgi.py",
line 909, in dispatch
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return method(*args,
**kwargs)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/utils.py",
line 508, in wrapped
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return func(self,
req, *args, **kwargs)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/api/v1/images.py",
line 1099, in delete
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi {'status':
ori_status})
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/oslo_utils/excutils.py",
line 85, in __exit__
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
six.reraise(self.type_, self.value, self.tb)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/api/v1/images.py",
line 1095, in delete
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
upload_utils.initiate_deletion(req, loc_data, id)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/api/v1/upload_utils.py",
line 46, in initiate_deletion
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi id, location_data)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/store_utils.py",
line 124, in delete_image_location_from_backend
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
safe_delete_from_backend(context, image_id, location)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/store_utils.py",
line 58, in safe_delete_from_backend
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi ret =
store_api.delete_from_backend(location['url'], context=context)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/backend.py",
line 290, in delete_from_backend
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return
store.delete(loc, context=context)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/capabilities.py",
line 226, in op_checker
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return
store_op_fun(store, *args, **kwargs)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/_drivers/rbd.py",
line 410, in delete
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
self._delete_image(target_pool, loc.image, loc.snapshot)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/_drivers/rbd.py",
line 304, in _delete_image
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi raise
exceptions.InUseByStore()
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi InUseByStore: The image
cannot be deleted because it is in use through the backend store outside of
Glance.
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
2016-02-26 14:23:42.902 2190 INFO eventlet.wsgi.server
[req-e1ca13af-7662-4122-a3a0-f64e8d75e6c1 79f60e6ab1bf4b2fbe7987c6c2b57e63
94b566de52f9423fab80ceee8c0a4a23 - - -] 10.13.0.41 - - [26/Feb/2016 14:23:42]
"DELETE /v1/images/xxxxxxxxxxxxxxxxxxxxxxx HTTP/1.1" 500 430 0.402856
** Affects: glance
Importance: Undecided
Assignee: Fei Long Wang (flwang)
Status: New
** Changed in: glance
Assignee: (unassigned) => Fei Long Wang (flwang)
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https://bugs.launchpad.net/bugs/1550086
Title:
500 error when image is in use though the backend store
Status in Glance:
New
Bug description:
When delete image from Glance and if the image is still in use in RBD,
Glance will raise 500 error as below:
====================================================================================
2016-02-26 14:23:42.849 2190 ERROR glance.common.wsgi
[req-e1ca13af-7662-4122-a3a0-f64e8d75e6c1 79f60e6ab1bf4b2fbe7987c6c2b57e63
94b566de52f9423fab80ceee8c0a4a23 - - -] Caught error: The image cannot be
deleted because it is in use through the backend store outside of Glance.
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi Traceback (most recent
call last):
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/wsgi.py",
line 881, in __call__
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi request,
**action_args)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/wsgi.py",
line 909, in dispatch
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return
method(*args, **kwargs)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/utils.py",
line 508, in wrapped
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return func(self,
req, *args, **kwargs)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/api/v1/images.py",
line 1099, in delete
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi {'status':
ori_status})
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/oslo_utils/excutils.py",
line 85, in __exit__
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
six.reraise(self.type_, self.value, self.tb)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/api/v1/images.py",
line 1095, in delete
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
upload_utils.initiate_deletion(req, loc_data, id)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/api/v1/upload_utils.py",
line 46, in initiate_deletion
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi id, location_data)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/store_utils.py",
line 124, in delete_image_location_from_backend
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
safe_delete_from_backend(context, image_id, location)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance/common/store_utils.py",
line 58, in safe_delete_from_backend
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi ret =
store_api.delete_from_backend(location['url'], context=context)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/backend.py",
line 290, in delete_from_backend
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return
store.delete(loc, context=context)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/capabilities.py",
line 226, in op_checker
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi return
store_op_fun(store, *args, **kwargs)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/_drivers/rbd.py",
line 410, in delete
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
self._delete_image(target_pool, loc.image, loc.snapshot)
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi File
"/opt/cat/openstack/glance/local/lib/python2.7/site-packages/glance_store/_drivers/rbd.py",
line 304, in _delete_image
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi raise
exceptions.InUseByStore()
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi InUseByStore: The image
cannot be deleted because it is in use through the backend store outside of
Glance.
2016-02-26 14:23:42.849 2190 TRACE glance.common.wsgi
2016-02-26 14:23:42.902 2190 INFO eventlet.wsgi.server
[req-e1ca13af-7662-4122-a3a0-f64e8d75e6c1 79f60e6ab1bf4b2fbe7987c6c2b57e63
94b566de52f9423fab80ceee8c0a4a23 - - -] 10.13.0.41 - - [26/Feb/2016 14:23:42]
"DELETE /v1/images/xxxxxxxxxxxxxxxxxxxxxxx HTTP/1.1" 500 430 0.402856
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